Dane County, Wisconsin — Flood Zone, Water Quality, Soil Foundation, Radon & EPA Hazards
In Dane County, Wisconsin, public U.S. EPA records track 2,848 regulated facilities (#3 of 94 in Wisconsin), including 22 (0.8%) High-Risk sites and $11,741,811 in federal penalties. Countywide due diligence also covers 309 Safe Drinking Water (SDWIS) facilities, 761 Clean Water NPDES permits, 3 FEMA Federal Disaster Declarations (3 flood/storm), USDA Soil Foundation Shrink-Swell (MODERATE signal), and EPA Zone 1 — High Potential (> 4.0 pCi/L).
Dane County, WI 6-in-1 Flood, Soil Foundation, Tap Water & Radon Signals
🔒 Parcel-Level Soil LEP %, Water Table Depth & Flood Zone Require Street Address Scan📊 Dane County, WI Statistical Risk Graphs & Multi-Hazard Telemetry
SOURCE: EPA ECHO • USDA SSURGO • FEMA NRI • USGS (November 01, 2026)Municipalities in Dane County
ZIP Codes in Dane County
Top EPA Regulated Facilities in Dane County, WI
100% of High-Risk & penalized facilities have facility names, street names, and dockets redacted (3 Low-Risk compliant records shown as Free Previews).
| Facility Name / Hazard Type | Sector Location (Street Redacted) | Risk Tier & Score | Compliance Status | Enforcement / Unlock |
|---|---|---|---|---|
| 🔒 Locked High-Risk EPA Enforcement Record #1 | 🔒 Exact Street & Parcel Redacted • MADISON, WI (ZIP 53713 Sector) | HIGH (89/100) | Significant Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #2 | 🔒 Exact Street & Parcel Redacted • MADISON, WI (ZIP 53711 Sector) | HIGH (76/100) | Violation (12 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #3 | 🔒 Exact Street & Parcel Redacted • COTTAGE GROVE, WI (ZIP 53527 Sector) | HIGH (71/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #4 | 🔒 Exact Street & Parcel Redacted • STOUGHTON, WI (ZIP 53589 Sector) | HIGH (70/100) | Significant Violation (12 qtrs NC) | 🔒 12 Qtrs Non-Compliance • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #5 | 🔒 Exact Street & Parcel Redacted • VERONA, WI (ZIP 53593 Sector) | HIGH (65/100) | Violation Identified (1 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #6 | 🔒 Exact Street & Parcel Redacted • MIDDLETON, WI (ZIP 53562 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #7 | 🔒 Exact Street & Parcel Redacted • MADISON, WI (ZIP 53718 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $100,000+ Federal Fine • Unlock → |
| 🔒 Locked High-Risk EPA Enforcement Record #8 | 🔒 Exact Street & Parcel Redacted • MADISON, WI (ZIP 53714 Sector) | HIGH (64/100) | No Violation Identified (0 qtrs NC) | 🔒 $10,000+ Federal Fine • Unlock → |
| OTIS ELEVATOR CO FREE PREVIEW (LOW RISK) | 3682 KINSMAN BLVD, MADISON, WI 53704 | LOW (17/100) | No Violation Identified (0 qtrs NC) | $0 |
| THE LOST FINISH INC FREE PREVIEW (LOW RISK) | 4585 DOVETAIL DR SITE A, MADISON, WI 53704 | LOW (16/100) | No Violation Identified (0 qtrs NC) | $0 |
| SHERMAN MIDDLE SCHOOL - MADISON METRO SCHOOL DISTRICT FREE PREVIEW (LOW RISK) | 1610 RUSKIN ST, MADISON, WI 53704 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
| ST MARYS HOSPITAL PWR PLT FREE PREVIEW (LOW RISK) | 730 S MILLS ST, MADISON, WI 53715 | LOW (15/100) | No Violation Identified (0 qtrs NC) | $0 |
Frequently Asked Questions — Dane County, Wisconsin Environmental Due Diligence
How many EPA-regulated environmental sites are in Dane County, Wisconsin?
Public U.S. EPA records track 2,848 regulated facilities in Dane County, Wisconsin (ranking #3 of 94 jurisdictions in WI). Of those, 22 (0.8%) are classified in the High-Risk tier due to significant enforcement or chemical release history, and 56 (2.0%) have active non-compliance quarters.
Which ZIP codes and cities in Dane County have the highest regulated facility density?
Within Dane County, the highest concentrations of EPA-tracked facilities are located in ZIP 53704 (Madison, 280 sites), ZIP 53713 (Madison, 209 sites), ZIP 53562 (Middleton, 187 sites), spanning municipal corridors including Madison (1,263 sites), Middleton (180 sites), Sun Prairie (167 sites).
How many hazardous waste (RCRA) and toxic release (TRI) handlers operate in Dane County?
Across Dane County, 1,757 facilities (61.7% of regulated sites) are registered Resource Conservation and Recovery Act (RCRA) hazardous waste generators or handlers, and 0 industrial sites report toxic chemical releases to the EPA Toxics Release Inventory (TRI).
What is the EPA Radon Zone classification for Dane County, WI?
Geologic indoor air screening places Dane County in EPA Zone 1 — High Potential (> 4.0 pCi/L). Counties in EPA Radon Zone 1 have a predicted average indoor radon screening level greater than 4.0 pCi/L (the EPA action threshold). Short-term or continuous indoor radon testing is strongly recommended prior to closing.
How many drinking water systems (SDWIS), impaired water bodies, and FEMA flood disasters are recorded in Dane County, WI?
Federal records track 309 Safe Drinking Water (SDWIS) facilities, 761 Clean Water Act NPDES permits, and 241 impaired water dischargers in Dane County, alongside 3 historical FEMA federal disaster declarations (3 flood/storm events).
Does Dane County, WI have expansive clay soil or foundation risk?
USDA regional soil engineering screening for Dane County indicates a MODERATE shrink-swell risk signal and steel pipe corrosivity rated Moderate. Run a street address scan to unlock the exact parcel soil series, LEP %, and water table depth.